OracleVM 2.2 : xen (OVMSA-2016-0012)

High Nessus Plugin ID 88737

Synopsis

The remote OracleVM host is missing one or more security updates.

Description

The remote OracleVM system is missing necessary patches to address critical security updates :

- XSA-125: Limit XEN_DOMCTL_memory_mapping hypercall to only process up to 64 GFNs (or less) (Jan Beulich) [20732412] (CVE-2015-2752)

- XSA-126: xen: limit guest control of PCI command register (Jan Beulich) [20739399] (CVE-2015-2756)

- XSA-128: xen: properly gate host writes of modified PCI CFG contents (Jan Beulich) [21157440] (CVE-2015-4103)

- XSA-129: xen: don't allow guest to control MSI mask register (Jan Beulich) [21158692] (CVE-2015-4104)

- XSA-130: xen/MSI-X: disable logging by default (Jan Beulich) [21159408] (CVE-2015-4105)

- XSA-131: [PATCH 1/8] xen/MSI: don't open-code pass-through of enable bit modifications (Jan Beulich) [21164529] (CVE-2015-4106)

- XSA-131: [PATCH 2/8] xen/pt: consolidate PM capability emu_mask [21164529] (CVE-2015-4106)

- XSA-131: [PATCH 3/8] xen/pt: correctly handle PM status bit [21164529] (CVE-2015-4106)

- XSA-131: [PATCH 4/8] xen/pt: split out calculation of throughable mask in PCI config space handling [21164529] (CVE-2015-4106)

- XSA-131: [PATCH 5/8] xen/pt: mark all PCIe capability bits read-only [21164529] (CVE-2015-4106)

- XSA-131: [PATCH 6/8] xen/pt: mark reserved bits in PCI config space fields [21164529] (CVE-2015-4106)

- XSA-131: [PATCH 7/8] xen/pt: add a few PCI config space field descriptions [21164529] (CVE-2015-4106)

- XSA-131: [PATCH 8/8] xen/pt: unknown PCI config space fields should be read-only [21164529] (CVE-2015-4106)

Solution

Update the affected packages.

See Also

http://www.nessus.org/u?8b4a9eaa

Plugin Details

Severity: High

ID: 88737

File Name: oraclevm_OVMSA-2016-0012.nasl

Version: 2.3

Type: local

Published: 2016/02/15

Updated: 2018/07/24

Dependencies: 12634

Risk Information

Risk Factor: High

CVSS v2.0

Base Score: 7.8

Temporal Score: 5.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

Vulnerability Information

CPE: p-cpe:/a:oracle:vm:xen, p-cpe:/a:oracle:vm:xen-64, p-cpe:/a:oracle:vm:xen-debugger, p-cpe:/a:oracle:vm:xen-devel, p-cpe:/a:oracle:vm:xen-pvhvm-devel, p-cpe:/a:oracle:vm:xen-tools, cpe:/o:oracle:vm_server:2.2

Required KB Items: Host/local_checks_enabled, Host/OracleVM/release, Host/OracleVM/rpm-list

Exploit Available: false

Exploit Ease: No known exploits are available

Patch Publication Date: 2016/02/12

Reference Information

CVE: CVE-2015-2752, CVE-2015-2756, CVE-2015-4103, CVE-2015-4104, CVE-2015-4105, CVE-2015-4106

BID: 72577, 73448, 74947, 74948, 74949, 74950